Natural sciences

From the creator of the wildly popular xkcd.com, hilarious and informative answers to important questions you probably never thought to ask. Millions visit xkcd.com each week to read Randall Munroe's iconic webcomic. Fans ask him a lot of strange questions: How fast can you hit a speed bump, driving, and live? When (if ever) did the sun go down on the British Empire? When will Facebook contain mo

Stephen Hawking once said that the unanticipated consequences of artificial intelligence will be the greatest threat to humanity's survival. In this book, Dr. Andrew Silverman reveals why the powerful consciousness of the human mind could never be manufactured and so cannot be reproduced with technology.

Hope Jahren is an award-winning scientist, a brilliant writer, a passionate teacher, and one of the seven billion people with whom we share this earth. In The Story of More, she illuminates the link between human habits and our imperiled planet.

Every astrologer preparing accurate birth charts needs the information in this book. It contains daily longitudes of all the planets, tables of houses for London, Liverpool and New York, plus a complete lunar and planetary aspectarian.

This guide to celestial navigation has been popular ever since it first appeared in 1969. Revised in 1982, Celestial Navigation is a quick, easy, and thorough explanation (with realistically worked problems) of the practice of celestial navigation at sea, using simple and inexpensive equipment. Extracts from the Nautical Almanac and Pub. No. 249. Blank workforms are included.

Mind to Matter shows us that as we take charge of our individual power to create, we have the potential, as a species, to catalyze a transformation of our whole world. We're told that 'thoughts become things', but between the possible and the impossible there is a wide middle ground.

Merging the scientific discipline of botany with ancient, medieval, and Renaissance traditions of occult herbalism, this seminal guide was first published in French in 1902 as a textbook for students of Papus's École hermétique and sparked a revival in the study of magical herbalism in early twentieth-century France.

Throughout history, many cultures have experienced the effects of verifiable healings, along with hexes, curses, witchcraft, voodoo and other mysterious phenomena. These effects - many of which were elicited by unscientific means - were brought about by the beliefs and lore of the society.

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Will we ever truly understand our cosmic home? This is the story of the technologies that allow us to look up, to learn and to discover our place in the cosmos.

'An electrifying new history of the universe'
HANNAH FRY, author of Rutherford and Fry's Complete Guide to Absolutely Everything

We are part of an

Our brains have numerous functioning parts, all of which serve us at any one moment. But decades of research reveal the existence of two basic brain “operating systems” - two fundamental ways in which the whole brain processes incoming information.

Million Dollar Maths is an invaluable guide to the straightforward and outlandish mathematical strategies that can make you rich.